Home / 88,937.75-133,192.85-50,871.66

Finding the Fourth Proportional to 88,937.75, 133,192.85 and 50,871.66

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Solution

The fourth proportional to 88,937.75, 133,192.85 and 50,871.66 is: 76,185.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,937.75 : 133,192.85 = 50,871.66 : x
  2. Step 2: Convert to fraction form
    88,937.75/133,192.85 = 50,871.66/x
  3. Step 3: Cross multiply
    88,937.75x = 133,192.85 × 50,871.66
  4. Step 4: Simplify right side
    88,937.75x = 6,775,741,379.63
  5. Step 5: Solve for x
    x = 6,775,741,379.63/88,937.75
  6. Step 6: Final answer
    x = 76,185.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.